430 MI'LLETIN 54, FNITKI) STATES NATIONAL Ml'SFFM. 



Frc. 486. AsEi.i.r.s AQUATICUS (AFTER SAKSI. , DORSAL VIEW OK KEMAI.E. 1>, FIRST AND SECOND 



ANTENN.K. 0, UPPER LIP. d, LOWER LIP. e, LEKT MANDIBLE. /, FIRST MAXILLA, g, RIGHT MAN- 

 DIBLE, h, PALP OF MANDIBLE. I, SECOND MAXILLA, j, LEFT MANDIBLE, k, MAXILLIPED. /, FIRST 

 PLEOPOD OF FEMALE. TO, FIRST LEG. , SECOND PLEOPOD OF MALE. O, FIRST PLEOPOI) OF MALE. 



p, FOURTH PLEOPOD OF FEMALE, q, UROPOD. r, ABDOMEN OF FEMALE. *, FIRST LEG OF MALE. 

 ( FIFTH PLEOPOD OF FEMALE, u, THIRD PLEOPOD OF FEMALE. 



